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Finding the Fourth Proportional to 110,263.64, 165,450.16 and 43,702.32

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Solution

The fourth proportional to 110,263.64, 165,450.16 and 43,702.32 is: 65,575.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,263.64 : 165,450.16 = 43,702.32 : x
  2. Step 2: Convert to fraction form
    110,263.64/165,450.16 = 43,702.32/x
  3. Step 3: Cross multiply
    110,263.64x = 165,450.16 × 43,702.32
  4. Step 4: Simplify right side
    110,263.64x = 7,230,555,836.37
  5. Step 5: Solve for x
    x = 7,230,555,836.37/110,263.64
  6. Step 6: Final answer
    x = 65,575.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.